135793371247 has 4 divisors (see below), whose sum is σ = 140475901320. Its totient is φ = 131110841176.

The previous prime is 135793371227. The next prime is 135793371251. The reversal of 135793371247 is 742173397531.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135793371247 - 2²³ = 135784982639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 135793371194 and 135793371203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135793371227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2341264993 + ... + 2341265050.

It is an arithmetic number, because the mean of its divisors is an integer number (35118975330).

Almost surely, 2^135793371247 is an apocalyptic number.

135793371247 is a deficient number, since it is larger than the sum of its proper divisors (4682530073).

135793371247 is an equidigital number, since it uses as much as digits as its factorization.

135793371247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4682530072.

The product of its digits is 3333960, while the sum is 52.

The spelling of 135793371247 in words is "one hundred thirty-five billion, seven hundred ninety-three million, three hundred seventy-one thousand, two hundred forty-seven".